<!DOCTYPE html>
<html style="color: green">
    <link rel="match" href="../expected/flood-color-ref.html" />
    <svg width="200" height="200">
        <defs>
            <filter id="floodFilter1" filterUnits="userSpaceOnUse">
                <feFlood x="0" y="0" flood-color="red" />
            </filter>
        </defs>
        <use filter="url(#floodFilter1)" />
    </svg>
    <svg width="200" height="200">
        <defs>
            <filter id="floodFilter2" filterUnits="userSpaceOnUse">
                <feFlood x="0" y="0" flood-color="currentcolor" />
            </filter>
        </defs>
        <use filter="url(#floodFilter2)" />
    </svg>
    <svg width="200" height="200">
        <defs>
            <filter id="floodFilter3" filterUnits="userSpaceOnUse">
                <feFlood x="0" y="0" flood-color="rgb(0 0 calc(255 * sign(1em - 1px)))" />
            </filter>
        </defs>
        <use filter="url(#floodFilter3)" />
    </svg>
</html>
